Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
target/arm/tcg/a64.decode | 4 ++
target/arm/tcg/translate-a64.c | 74 ++++++++++++++++++++++------------
2 files changed, 53 insertions(+), 25 deletions(-)
diff --git a/target/arm/tcg/a64.decode b/target/arm/tcg/a64.decode
index 6f55e0e300..9f5ea9223d 100644
--- a/target/arm/tcg/a64.decode
+++ b/target/arm/tcg/a64.decode
@@ -760,6 +760,8 @@ SSHL_s 0101 1110 111 ..... 01000 1 ..... .....
@rrr_d
USHL_s 0111 1110 111 ..... 01000 1 ..... ..... @rrr_d
SRSHL_s 0101 1110 111 ..... 01010 1 ..... ..... @rrr_d
URSHL_s 0111 1110 111 ..... 01010 1 ..... ..... @rrr_d
+SQSHL_s 0101 1110 ..1 ..... 01001 1 ..... ..... @rrr_e
+UQSHL_s 0111 1110 ..1 ..... 01001 1 ..... ..... @rrr_e
### Advanced SIMD scalar pairwise
@@ -886,6 +888,8 @@ SSHL_v 0.00 1110 ..1 ..... 01000 1 ..... .....
@qrrr_e
USHL_v 0.10 1110 ..1 ..... 01000 1 ..... ..... @qrrr_e
SRSHL_v 0.00 1110 ..1 ..... 01010 1 ..... ..... @qrrr_e
URSHL_v 0.10 1110 ..1 ..... 01010 1 ..... ..... @qrrr_e
+SQSHL_v 0.00 1110 ..1 ..... 01001 1 ..... ..... @qrrr_e
+UQSHL_v 0.10 1110 ..1 ..... 01001 1 ..... ..... @qrrr_e
### Advanced SIMD scalar x indexed element
diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c
index fc0f371211..c1c513fd12 100644
--- a/target/arm/tcg/translate-a64.c
+++ b/target/arm/tcg/translate-a64.c
@@ -5120,6 +5120,49 @@ TRANS(USHL_s, do_int3_scalar_d, a, gen_ushl_i64)
TRANS(SRSHL_s, do_int3_scalar_d, a, gen_helper_neon_rshl_s64)
TRANS(URSHL_s, do_int3_scalar_d, a, gen_helper_neon_rshl_u64)
+typedef struct ENVScalar2 {
+ NeonGenTwoOpEnvFn *gen_bhs[3];
+ NeonGenTwo64OpEnvFn *gen_d;
+} ENVScalar2;
+
+static bool do_env_scalar2(DisasContext *s, arg_rrr_e *a, const ENVScalar2 *f)
+{
+ if (!fp_access_check(s)) {
+ return true;
+ }
+ if (a->esz == MO_64) {
+ TCGv_i64 t0 = read_fp_dreg(s, a->rn);
+ TCGv_i64 t1 = read_fp_dreg(s, a->rm);
+ f->gen_d(t0, tcg_env, t0, t1);
+ write_fp_dreg(s, a->rd, t0);
+ } else {
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i32 t1 = tcg_temp_new_i32();
+
+ read_vec_element_i32(s, t0, a->rn, 0, a->esz);
+ read_vec_element_i32(s, t1, a->rm, 0, a->esz);
+ f->gen_bhs[a->esz](t0, tcg_env, t0, t1);
+ write_fp_sreg(s, a->rd, t0);
+ }
+ return true;
+}
+
+static const ENVScalar2 f_scalar_sqshl = {
+ { gen_helper_neon_qshl_s8,
+ gen_helper_neon_qshl_s16,
+ gen_helper_neon_qshl_s32 },
+ gen_helper_neon_qshl_s64,
+};
+TRANS(SQSHL_s, do_env_scalar2, a, &f_scalar_sqshl)
+
+static const ENVScalar2 f_scalar_uqshl = {
+ { gen_helper_neon_qshl_u8,
+ gen_helper_neon_qshl_u16,
+ gen_helper_neon_qshl_u32 },
+ gen_helper_neon_qshl_u64,
+};
+TRANS(UQSHL_s, do_env_scalar2, a, &f_scalar_uqshl)
+
static bool do_fp3_vector(DisasContext *s, arg_qrrr_e *a,
gen_helper_gvec_3_ptr * const fns[3])
{
@@ -5369,6 +5412,8 @@ TRANS(SSHL_v, do_gvec_fn3, a, gen_gvec_sshl)
TRANS(USHL_v, do_gvec_fn3, a, gen_gvec_ushl)
TRANS(SRSHL_v, do_gvec_fn3, a, gen_gvec_srshl)
TRANS(URSHL_v, do_gvec_fn3, a, gen_gvec_urshl)
+TRANS(SQSHL_v, do_gvec_fn3, a, gen_neon_sqshl)
+TRANS(UQSHL_v, do_gvec_fn3, a, gen_neon_uqshl)
/*
@@ -9375,13 +9420,6 @@ static void handle_3same_64(DisasContext *s, int opcode,
bool u,
}
gen_cmtst_i64(tcg_rd, tcg_rn, tcg_rm);
break;
- case 0x9: /* SQSHL, UQSHL */
- if (u) {
- gen_helper_neon_qshl_u64(tcg_rd, tcg_env, tcg_rn, tcg_rm);
- } else {
- gen_helper_neon_qshl_s64(tcg_rd, tcg_env, tcg_rn, tcg_rm);
- }
- break;
case 0xb: /* SQRSHL, UQRSHL */
if (u) {
gen_helper_neon_qrshl_u64(tcg_rd, tcg_env, tcg_rn, tcg_rm);
@@ -9400,6 +9438,7 @@ static void handle_3same_64(DisasContext *s, int opcode,
bool u,
case 0x1: /* SQADD / UQADD */
case 0x5: /* SQSUB / UQSUB */
case 0x8: /* SSHL, USHL */
+ case 0x9: /* SQSHL, UQSHL */
case 0xa: /* SRSHL, URSHL */
g_assert_not_reached();
}
@@ -9422,7 +9461,6 @@ static void disas_simd_scalar_three_reg_same(DisasContext
*s, uint32_t insn)
TCGv_i64 tcg_rd;
switch (opcode) {
- case 0x9: /* SQSHL, UQSHL */
case 0xb: /* SQRSHL, UQRSHL */
break;
case 0x6: /* CMGT, CMHI */
@@ -9444,6 +9482,7 @@ static void disas_simd_scalar_three_reg_same(DisasContext
*s, uint32_t insn)
case 0x1: /* SQADD, UQADD */
case 0x5: /* SQSUB, UQSUB */
case 0x8: /* SSHL, USHL */
+ case 0x9: /* SQSHL, UQSHL */
case 0xa: /* SRSHL, URSHL */
unallocated_encoding(s);
return;
@@ -9471,16 +9510,6 @@ static void
disas_simd_scalar_three_reg_same(DisasContext *s, uint32_t insn)
void (*genfn)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64, MemOp) = NULL;
switch (opcode) {
- case 0x9: /* SQSHL, UQSHL */
- {
- static NeonGenTwoOpEnvFn * const fns[3][2] = {
- { gen_helper_neon_qshl_s8, gen_helper_neon_qshl_u8 },
- { gen_helper_neon_qshl_s16, gen_helper_neon_qshl_u16 },
- { gen_helper_neon_qshl_s32, gen_helper_neon_qshl_u32 },
- };
- genenvfn = fns[size][u];
- break;
- }
case 0xb: /* SQRSHL, UQRSHL */
{
static NeonGenTwoOpEnvFn * const fns[3][2] = {
@@ -9504,6 +9533,7 @@ static void disas_simd_scalar_three_reg_same(DisasContext
*s, uint32_t insn)
default:
case 0x1: /* SQADD, UQADD */
case 0x5: /* SQSUB, UQSUB */
+ case 0x9: /* SQSHL, UQSHL */
g_assert_not_reached();
}
@@ -10929,13 +10959,6 @@ static void disas_simd_3same_int(DisasContext *s,
uint32_t insn)
}
switch (opcode) {
- case 0x09: /* SQSHL, UQSHL */
- if (u) {
- gen_gvec_fn3(s, is_q, rd, rn, rm, gen_neon_uqshl, size);
- } else {
- gen_gvec_fn3(s, is_q, rd, rn, rm, gen_neon_sqshl, size);
- }
- return;
case 0x0c: /* SMAX, UMAX */
if (u) {
gen_gvec_fn3(s, is_q, rd, rn, rm, tcg_gen_gvec_umax, size);
@@ -11017,6 +11040,7 @@ static void disas_simd_3same_int(DisasContext *s,
uint32_t insn)
case 0x01: /* SQADD, UQADD */
case 0x05: /* SQSUB, UQSUB */
case 0x08: /* SSHL, USHL */
+ case 0x09: /* SQSHL, UQSHL */
case 0x0a: /* SRSHL, URSHL */
g_assert_not_reached();
}
--
2.34.1
